How to develop a TBM program

Developing the Statewide Cost Model

In the state of Washington, cost modeling starts with modeling costs to the technology towers. TBM Program technology towers are key to the foundation and support moving to the next level of maturity which entails modeling costs to the applications, business services and business capabilities.

TBM Program Mapping File and Templates

The TBM program overlays the Cost Pool taxonomy across the state chart of account. Agencies use a Technology Tower mapping template to document their agency cost centers to the IT Resource Towers using the following Chart of Account mapping file and Technology Tower mapping template.

TBM Program Resources

The program has developed resources to help agencies with their Technology Tower mappings. The following optional resources are intended to supplement, not replace, agency specific instructions and desk manuals.

TBM Program Reporting

Reports available through the TBM Program provide cost transparency and serve multiple audiences. The program has developed a quick start navigation guide to jump start user viewing.

TBM Data Sharing Agreement

As agencies in the TBM Program mature their practices, they are loading complementary datasets to support data driven decision making. For these agencies, a data sharing agreement has been established governing how the agency data is handled.

Additional Resources for Getting Started